#include <bits/stdc++.h>
using namespace std;

#include <bits/extc++.h>
using namespace __gnu_pbds;

using llt = long long;
using Real = double;
using vi = vector<int>;
using pii = pair<int, int>;


int main(){
#ifndef ONLINE_JUDGE
    freopen("z.txt", "r", stdin);
#endif
    ios::sync_with_stdio(false);cin.tie(nullptr);cout.tie(0);
    int nofkase = 1;
    // cin >> nofkase;
    while(nofkase--){
        string s; cin >> s;
        if(s == "kou") cout << "yukari" << endl;
        else cout << s << endl;
    }
    return 0;
}